/*
 * 面向属性的 CSS
 */


/* 布局方式 */

.df {
    display: flex;
}

.f1 {
    flex: 1;
}

.fn {
    flex: none;
}

.aic {
    align-items: center;
}

.afs {
    align-items: flex-start;
}

.jcc {
    justify-content: center;
}

.fdc {
    flex-direction: column;
}

.jcsb {
    justify-content: space-between;
}

.jcsa {
    justify-content: space-around
}

.jcse {
    justify-content: space-evenly;
}

.dpnone {
    display: none;
}

.fw {
    flex-wrap: wrap;
}

.fc {
    flex-direction: column;
}

.ac {
    align-items: center;
}


/* 盒模型 */

.mt0 {
    margin-top: 0;
}

.mt8 {
    margin-top: 8px;
}

.mt16 {
    margin-top: 16px;
}

.mt20 {
    margin-top: 20px;
}

.mt40 {
    margin-top: 40px;
}

.mr16 {
    margin-right: 16px;
}

.mb16 {
    margin-bottom: 16px;
}

.ml12 {
    margin-left: 12px;
}

.pd16 {
    padding: 16px;
}

.pl8 {
    padding-left: 8px;
}


/* 字号 */

.fs12 {
    font-size: 12px;
}

.fs18 {
    font-size: 18px;
}


/* 显示与隐藏 */

.dflex {
    display: flex !important;
}

.dblock {
    display: block !important;
}

.dnone {
    display: none !important;
}